package com.zy.springcloud.alibaba.controller;

import com.alibaba.csp.sentinel.annotation.SentinelResource;
import com.alibaba.csp.sentinel.slots.block.BlockException;
import lombok.extern.slf4j.Slf4j;
import org.springframework.web.bind.annotation.GetMapping;
import org.springframework.web.bind.annotation.RequestParam;
import org.springframework.web.bind.annotation.RestController;

import java.util.concurrent.TimeUnit;

@RestController
@Slf4j
public class FlowLimitController {

    @GetMapping(value = "/testA")
    public String testA(){
        try{
            //暂停毫秒
            TimeUnit.MICROSECONDS.sleep(800);
        }catch (InterruptedException e){
            e.printStackTrace();
        }
        return "—————————————testA";
    }

    @GetMapping(value = "/testB")
    public String testB(){
        log.info(Thread.currentThread().getName()+"\t");
        return "—————————————testB";
    }

    @GetMapping(value = "/testD")
    public String testD(){

//        try{
//            TimeUnit.SECONDS.sleep(1);
//        }catch (InterruptedException e){
//            e.printStackTrace();
//        }
//        log.info("testD 测试RT");

        log.info("testD 异常比例");
        int age=10/0;
        return "———————testD";
    }

    @GetMapping(value = "/testE")
    public String testE(){
        log.info("test E 测试异常数");
        int age =10/0;
        return "testE 测试异常数";
    }

    @GetMapping("/testHotKey")
    @SentinelResource(value = "testHotKey",blockHandler = "del_testHostKey")
    public String testHotKey(@RequestParam(value = "p1",required = false) String p1,
                             @RequestParam(value = "p2",required = false) String p2){
        return "testHotKey";
    }

    public String del_testHostKey(String p1, String p2, BlockException exception){
        return "del_testHostKey, qaq";//sentinel的默认提示：Blocked by sentinel(flow limiting)
    }
}
